XML 87 R75.htm IDEA: XBRL DOCUMENT
v3.23.1

Schedule of Mortgage Fee Income for Loans Held for Sale (Details) (Parenthethical) - USD ($) |  | 12 Months Ended
--- | --- | ---
Oct. 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Loans Held For Sale |  |  |
Mortgage servicing rights | $ 34,051,938 | $ 34,051,938 |

X
- References No definition available. + Details
Name: | SNFCA_DisclosureLoansHeldForSaleAbstract
Namespace Prefix: | SNFCA_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net realized gain (loss) on investments sold during the period, not including gains (losses) on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, which, for cash flow reporting, is a component of proceeds from investing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 + Details
Name: | us-gaap_GainLossOnSaleOfInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration